CN221392041U - Expansion head processing die - Google Patents
Expansion head processing die Download PDFInfo
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- CN221392041U CN221392041U CN202323453963.0U CN202323453963U CN221392041U CN 221392041 U CN221392041 U CN 221392041U CN 202323453963 U CN202323453963 U CN 202323453963U CN 221392041 U CN221392041 U CN 221392041U
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- 239000003292 glue Substances 0.000 claims description 18
- 238000006073 displacement reaction Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 239000000110 cooling liquid Substances 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 abstract description 14
- 238000012797 qualification Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 8
- 235000000396 iron Nutrition 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an expansion head processing die which comprises a die frame and a die core, wherein the die core is provided with a forming cavity, the die core is arranged in the die frame, and the axis of an expansion head in the die core is arranged along the die opening direction of the die frame; the mold core comprises a core block, a core column and a rear core plate, wherein the core block is provided with a cavity; the core column penetrates through the rear core plate and stretches into the cavity of the core block, and the forming cavity is formed between the outer surface of the core column and the inner wall of the core block; the core block is propped against the rear core plate; the rear core plate can drive the formed expansion head to deviate from the core column. According to the utility model, the setting direction of the molding cavity is rearranged, the molding cavity is obtained by utilizing the matching of the core blocks and the core columns, and the expansion sleeve molded in the molding cavity can be pushed out by the rear core plate, so that the problems of ejection marks and the like remained on the outer surface of a product are avoided, the processing quality of the product is improved, the qualification rate is ensured, the processing efficiency of the product is improved, and the technical problems existing in the prior art are solved.
Description
Technical Field
The utility model relates to the field of injection molds, in particular to an expansion head processing mold.
Background
The expansion head shown in fig. 1 is small in size, so that in the existing die manufacturing, the forming cavity needs to be arranged transversely, namely: the inner cavity of the expansion head can be formed by matching with core pulling operation, the inner cavity of the expansion head is smaller due to the small volume of the expansion head, the core is broken in the core pulling operation process, and the like, and meanwhile, the ejector pin performs ejection operation along the radial direction of the expansion head, so that an ejection mark is reserved on the outer surface of the expansion head, an umbrella-shaped structure of the outer side surface of the processing head is damaged, the expansion head is unqualified in processing, the product manufacturing period is greatly prolonged, and the processing cost is increased.
Therefore, how to improve the existing mold structure for processing the expansion head as shown in fig. 1 is one of the technical problems solved by those skilled in the art.
Disclosure of utility model
In order to solve the technical problems in the prior art, the utility model aims to provide an expansion head processing die.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The expansion head processing die comprises a die frame and a die core, wherein the die core is provided with a forming cavity, the die core is arranged in the die frame, and the axis of an expansion head in the die core is arranged along the die opening direction of the die frame;
the mold core comprises a core block, a core column and a rear core plate, wherein:
The core block is provided with a cavity, and consists of an inner core block and an outer core block which can relatively loose core and displace;
The core column penetrates through the rear core plate and stretches into the cavity of the core block, and the forming cavity is formed between the outer surface of the core column and the inner wall of the core block;
the core block is propped against the rear core plate;
the rear core plate can drive the formed expansion head to deviate from the core column.
Further preferred is: the core column is arranged on the core column fixing block, and the core column fixing block is assembled in the die carrier.
Further preferred is: and a cooling channel is arranged in the core column and is communicated with a cooling liquid inlet pipe and a cooling liquid outlet pipe which are assembled on the die carrier, so that cooling liquid is introduced into the core column.
Further preferred is: the die carrier includes back module, back module includes back template, ejecting push pedal, ejecting board group and bottom plate, wherein:
The ejection pushing plate is connected with the bottom plate through square iron;
the ejection plate group is arranged on the bottom plate and can be driven to eject and displace towards the die opening direction;
the ejection plate group is provided with an ejection column, and the ejection column penetrates through the ejection pushing plate to be connected with the rear template;
The rear core plate is connected with the rear template, and the ejection plate group is connected with the rear template through a connected ejection column to drive the rear core plate to eject and displace, so that the expansion head is separated from the core column.
Further preferred is: the top column is sleeved with a top column spring;
And two ends of the jack post spring are respectively abutted against the ejector plate group and the pushing button.
Further preferred is: the die carrier still includes the front mould group, the front mould group is including connecting gradually roof, thermal conductance board and front mould board, wherein:
A heating plate is arranged in the heat conduction plate, and a glue injection runner of the heating plate is communicated with the forming cavity;
the front template is provided with an outer core limiting block and an inner core limiting block which are linked with the front template;
the outer core limiting block is abutted against the outer core block, and the inner core limiting block is abutted against the inner core block.
Further preferred is: the die carrier is also provided with a die opening limiter.
Further preferred is: the die sinking limiter comprises a limiting seat, a die sinking connecting rod and an ejection connecting rod, wherein:
The limiting seat is connected with the rear template, the die opening connecting rod is connected with the front template, and the ejection connecting rod is connected with the ejection pushing plate;
The die opening connecting rod is parallel to the ejection connecting rod;
The die opening connecting rod passes through the limiting seat to be arranged;
the ejection connecting rod is clamped with the limiting seat.
Further preferred is: the die opening connecting rod is provided with a die opening convex block, and the die opening convex block can drive a limiting elastic block in the limiting seat to carry out sliding displacement, so that the ejection connecting rod and the limiting seat are separated.
Further preferred is: the ejection connecting rod is provided with an ejection lug which is clamped with the limiting seat.
After the technical scheme is adopted, compared with the background technology, the utility model has the following advantages:
according to the utility model, the setting direction of the molding cavity is rearranged, the molding cavity is obtained by utilizing the matching of the core blocks and the core columns, and the expansion sleeve molded in the molding cavity can be pushed out by the rear core plate, so that the problems of ejection marks and the like remained on the outer surface of a product are avoided, the processing quality of the product is improved, the qualification rate is ensured, the processing efficiency of the product is improved, and the technical problems existing in the prior art are solved.
Drawings
FIG. 1 is a schematic structural view of an expansion head;
FIG. 2 is a schematic perspective view of a die for processing an expansion head according to an embodiment of the present utility model;
FIG. 3 is a cross-sectional view of the internal structure of the expansion head processing die according to the embodiment of the utility model;
FIG. 4 is a cross-sectional view showing the internal structure of the expansion head processing die according to the embodiment of the utility model;
FIG. 5 is a schematic view of a die-opening stopper in an expansion head processing die according to an embodiment of the present utility model;
FIG. 6 is a schematic view of the mold opening limiter in a mold closing state according to the embodiment of the present utility model;
Fig. 7 is a schematic structural view of the mold opening limiter in a mold opening state according to the embodiment of the utility model.
The reference numerals in the above description are as follows:
A. An expansion head;
110. A top plate; 120. a thermal baffle; 130. a front template; 121. heating the joint;
210. A bottom plate; 220. square iron; 230. a rear template; 240. ejecting a push plate; 250. an ejector plate group; 260. a top column; 261. a jack-prop spring;
310. A front core platen; 321. an outer core block; 322. an inner core block; 331. an outer limiting block; 332. an inner limiting block; 340. a rear core plate; 350. a stem; 360. a stem fixing plate;
400. A die opening limiter; 410. a limit seat; 420. limiting spring blocks; 421. a limit spring; 430. a die opening connecting rod; 431. opening a die and protruding; 440. ejecting a connecting rod; 441. ejecting the bulge;
500. And (5) a guide post.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It should be noted that, in the present utility model, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element of the present utility model must have a specific orientation, and thus should not be construed as limiting the present utility model.
Examples
As shown in fig. 1 and 2, the utility model discloses a processing mold for an expansion head a, which utilizes a mold core structure with four detachable sides to process the expansion head a, and simultaneously utilizes an ejection pushing plate 240 to completely eject a product from a core column 350, and a cooling structure is arranged in the core column 350 to ensure that the expansion head a is rapidly cooled and molded in the mold core, effectively avoid ejection marks on the product, ensure the product to be ejected completely and without marks, improve the processing efficiency and reduce the processing cost of repeated processing.
As shown in fig. 2 to 4, the expansion head processing mold comprises a mold frame and a mold core, wherein the mold core is installed in the mold frame. In order to ensure that the molding cavity of the mold core can be effectively and uniformly filled with glue solution, the mold adopted in the embodiment is a hot runner mold.
As shown in fig. 2 to 4, the mold frame includes a front mold set and a rear mold set that can be relatively separated to perform a mold opening motion. The front module comprises a top plate 110, a heat guide plate 120 and a front template 130, wherein the top plate 110 is connected with the heat guide plate, a heating joint 121 is arranged beside the heat guide plate 120, the heating structure is matched with a glue injection nozzle assembled on the top plate 110 to ensure that glue solution introduced into a die is in a high-temperature state, the fluidity of the glue solution is ensured, the front template 130 is connected with the heat guide plate 120, and the front template 130 is provided with a groove for being matched with the installation of a die core. The rear mold plate 230 comprises a bottom plate 210, square irons 220, an ejection pushing plate 240 and a rear mold plate 230, wherein two square irons 220 are symmetrically distributed and fixed on the bottom plate 210, the ejection pushing plate 240 is connected with the two square irons 220, the bottom plate 210, the ejection pushing plate 240 and the two square irons 220 are enclosed to form a cavity, the cavity is an ejection cavity, an ejection plate group 250 is arranged in the ejection cavity, an ejection column 260 is fixed on the ejection plate group 250, the ejection column 260 is connected with the ejection plate group 250 and performs ejection displacement along with the ejection plate group 250, the rear mold plate 230 is closely adjacent to the ejection pushing plate 240, and the rear mold plate 230 performs ejection displacement along with the ejection displacement of the ejection pushing plate 240. Specific: the rear mold plate 230 is provided with a groove for adapting to the installation of the mold core, the front mold plate 130 is in contact with the rear mold plate 230, and the front mold plate 130 is separated from the rear mold plate 230 in the mold opening process.
As shown in fig. 3, the heat conduction plate is embedded with a heating plate, and the heating plate is internally provided with a glue injection runner and is connected with a heating joint 121, and the heating joint 121 is electrically connected to heat the heating plate, so that the glue solution introduced in the glue injection runner is ensured to be kept in a liquid state, and thus the fluidity is maintained. Specific: the heating plate is provided with a glue injection protrusion, the glue injection protrusion is internally provided with a glue injection runner, and the glue injection runner is communicated with a forming cavity of the mold core and introduces glue solution into the forming cavity; the glue injection protrusion passes through the front template 130 and extends into the mold core.
As shown in fig. 2 to 4, the square iron 220 fixes the guide post 500, and the guide post 500 is sequentially disposed through the push-out plate 240, the rear mold plate 230, and the front mold plate 130. Specific: the rear die plate 230 and the push plate 240 are provided with through holes along the die opening direction, the front die plate 130 is provided with an adapting hole, the two through holes and the adapting hole are coaxially arranged and communicated to form a guide hole, the guide pillar 500 is inserted into the guide hole, and the adapting hole of the front die plate 130 and the through hole of the rear die plate 230 are respectively provided with a guide sleeve; the push-out plate 240 is fixedly connected with the square iron 220 and provided with a through push-out hole, the push-out hole is a counter-sunk hole arranged along the push-out direction, and the opening of the counter-sunk hole faces to the push-out plate group 250; one end of the ejector post 260 is fixedly connected with the ejector plate group 250, the other end of the ejector post 260 is inserted into the ejector pushing hole and abuts against the rear template 230, the other end of the ejector post 260 is locked with the rear template 230 by a screw, an ejector post spring 261 is sleeved outside the ejector, and two ends of the ejector spring abut against the ejector plate group 250 and the rear template 230 respectively. Specific: the rear mold plate 230 is provided with a through hole along the mold opening direction, the through hole is a rear mold through hole, a screw is inserted into the rear mold through hole, the screw penetrates through the rear mold plate 230 to be locked with the top column 260, and the rear mold plate 230 is also connected with the top column 260.
In summary, as shown in fig. 2 to 4, during the ejection operation, the driven ejector plate set 250 sequentially drives the ejector pillars 260 and the rear mold plate 230 to perform ejection displacement along the mold opening direction, so as to release the expansion head a from the mold core. Specific: the driven ejector plate group 250 drives the ejector post 260 and compresses the ejector post spring 261, thereby driving the rear die plate 230 to perform ejection displacement along the axial direction of the guide post 500 by the ejector post 260; on the contrary, when the mold is closed and reset, the rear mold plate 230 and the top post 260 are driven to displace toward the bottom plate 210, thereby driving the top post 260 and the top post spring 261 to reset.
As shown in fig. 2 to 4, the mold core includes a front core pressing plate 310, a core block, a core column 350 and a rear core plate 340, a cavity adapted to the expansion head a is provided in the core block, the core column 350 is inserted into the cavity, a gap is provided between the outer surface of the core column 350 and the inner wall of the cavity, the gap is a molding cavity, the front core pressing plate 310 is fixed in a groove of the front mold plate 130 and fastened at one end of the molding cavity, the core block, the core column 350 and the rear core plate 340 are all assembled in a groove provided in the rear mold plate 230, the core column 350 is disposed through the rear core plate 340, and the rear core plate 340 is fixed on the rear mold plate 230. Specific: the core block is composed of an outer core block 321 and an inner core block 322, wherein the outer core block 321 and the inner core block 322 can be respectively and simultaneously driven to slide and displace in a direction far away from the core column 350, so that the core pulling operation purpose is achieved, and the formed expansion head A is exposed after the outer core block 321 and the inner core block 322 are separated from each other.
In this embodiment, as shown in fig. 2, two molding cavities are arranged side by side, so as to realize one-mold multi-cavity injection molding, and the expansion heads a can be synchronously injection molded, so as to achieve the purpose of improving the processing efficiency; because each molding cavity is provided with one core block, and then two adjacent molding cores are provided with one adjacent core block between, the inner core blocks 322 in the two core blocks are adjacently arranged.
As shown in fig. 2 to 4, the outer core block 321 is limited by the outer limiting block 331, and the outer core block 321 is internally provided with an outer driving diagonal rod, the outer limiting block 331 is connected with the front mold plate 130 and moves along with the front mold plate 130, when the outer limiting block 331 is driven by the front mold plate 130 to be away from the outer core block 321, so as to release the limitation of the outer core block 321, and at the same time, the outer driving diagonal rod is connected with the front mold plate 130 and also is driven by the front mold plate 130 to move, so as to drive the outer core block 321 to slide in a direction away from the core column 350. The inner core block 322 is limited by the core limiting block, and the inner core block 322 is internally provided with an inner driving diagonal rod, the inner limiting block 332 is connected with the front template 130 and performs die opening displacement along with the front template 130, when the inner limiting block 332 is driven by the front template 130 to be far away from the inner core block 322, the limitation on the inner core block 322 is relieved, and meanwhile, the inner driving diagonal rod is connected with the front template 130 and is driven by the front template 130 to perform displacement, so that the inner core block 322 is driven to slide in a direction far away from the core column 350. In this embodiment, there is a space between two adjacent core blocks 322 that allows the two core blocks to approach each other when simultaneously driven for core pulling sliding, and also satisfies the purpose of releasing the expansion head a from the core blocks.
As shown in fig. 2, the stem 350 is disposed through the rear mold plate 230 and the rear core plate 340, the stem 350 is a column-like body, one end of which is fixed to the stem fixing plate 360, and the stem fixing plate 360 is embedded between the ejector push plate 240 and the rear core plate 340. Specific: one end of the stem 350 passes through the stem fixing plate 360, and the other end passes through the rear mold plate 230 and the rear core plate 340 to extend into the cavity of the core block, thereby forming a molding cavity in cooperation with the cavity.
As shown in fig. 2, in order to accelerate the molding of the glue solution after the glue injection, cooling channels are provided in the core column 350, and the cooling channels are respectively communicated with a cooling liquid inlet pipe and a cooling liquid inlet pipe, and the cooling liquid inlet pipe and the cooling liquid outlet pipe are parallel to each other and are embedded in the ejection push plate 240; the core column 350 can effectively accelerate the cooling forming speed of the glue solution by using the cooling channel to guide the cooling liquid or air, thereby greatly improving the injection molding efficiency of the product.
As shown in fig. 5 to 7, the mold frame is further provided with a mold opening limiter 400, the mold opening limiter 400 comprises a limiting seat 410, a mold opening connecting rod 430 and an ejection connecting rod 440, the limiting seat 410 is connected with the rear mold plate 230, the mold opening connecting rod 430 is connected with the front mold plate 130, and the ejection connecting rod 440 is connected with the ejection push plate 240; the limiting seat 410 is internally provided with a limiting cavity, the limiting cavity is internally provided with a limiting elastic block 420, the limiting elastic block 420 is a U-shaped block, the limiting cavity is divided into two cavities by the limiting elastic block 420, the two cavities are respectively a mold opening cavity and an ejection cavity, the mold opening connecting rod 430 penetrates through the limiting seat 410 from the mold opening cavity, and the ejection connecting rod 440 penetrates into the ejection cavity of the limiting seat 410. Specific: one end of the mold opening connecting rod 430 is a fixed end and is connected with the front template 130, the other end is a free end, one side of the free end is provided with a mold opening protrusion 431, and the free end of the mold opening connecting rod 430 is arranged from the mold opening cavity of the limiting seat 410 to pass through the limiting seat 410; one end of the ejection connecting rod 440 is a fixed end and is connected with the ejection push rod, the other end is a free end, the free end is provided with an ejection protrusion 441, the free end of the ejection connecting rod 440 passes through the limit seat 410 from the ejection cavity, and the ejection protrusion 441 is clamped with the limit elastic block 420; the mold opening connecting rod 430 and the ejection connecting rod 440 are arranged in parallel, and the mold opening protrusions 431 and the limiting protrusions are distributed in the same direction. It should be noted that: the limiting spring block 420 is elastically connected with the limiting seat 410 through a limiting spring 421, so that the elastic block can elastically slide in the limiting cavity of the limiting seat 410.
In summary, as shown in fig. 5 to fig. 7, when the front module and the rear module perform the mold opening displacement, the front mold plate 130 drives the mold opening connecting rod 430 to displace synchronously, at this time, the free end of the mold opening connecting rod 430 slides towards the inside of the limit seat 410 until the mold opening protrusion 431 of the mold opening connecting rod 430 abuts against the limit elastic block 420, so as to drive the limit elastic block 420 to displace towards the direction of the mold opening protrusion 431, the limit elastic block 420 displaces towards the direction away from the ejector connecting rod 440, and the ejector protrusion 441 of the ejector connecting rod 440 is separated from the limit elastic block 420, so that the ejector connecting rod 440 is in a displaceable state; the ejector link 440 in a displaceable state may be moved by the ejector plate assembly 250, the ejector pins and the ejector plate 240 to perform an ejector displacement until the fixed end of the ejector link 440 is locked in the limit seat 410, at this time, the driven top plate 110, the ejector plate, the rear mold plate 230 and the rear core plate 340 release the product from the core column 350, thereby completing the demolding of the expansion head a.
Referring to fig. 1 to 7, the die opening operation flow of the expansion head a die is as follows:
And (5) die sinking: the front module is separated from the rear module, and performs linear displacement, and when performing mold opening displacement, the front mold plate 130 and the front core pressing plate 310 perform mold opening displacement synchronously;
Core pulling: the front template 130 for carrying out die opening displacement drives the inner core block 322 and the outer core block 321 to carry out core pulling displacement, thereby completing core pulling operation;
Ejection: the ejector plate group 250 drives the rear mold core to perform ejection displacement along the mold opening direction through the ejector post 260, so that the expansion head a is ejected from the core post 350 by the rear core plate 340.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides an expansion head mold processing, its includes die carrier and mold core, the mold core has the shaping die cavity, the die core is packed into die carrier, its characterized in that: the axis of the expansion head in the mold core is arranged along the mold opening direction of the mold frame;
the mold core comprises a core block, a core column and a rear core plate, wherein:
The core block is provided with a cavity, and consists of an inner core block and an outer core block which can relatively loose core and displace;
The core column penetrates through the rear core plate and stretches into the cavity of the core block, and the forming cavity is formed between the outer surface of the core column and the inner wall of the core block;
the core block is propped against the rear core plate;
the rear core plate can drive the formed expansion head to deviate from the core column.
2. An expansion head processing die according to claim 1, wherein: the core column is arranged on the core column fixing block, and the core column fixing block is assembled in the die carrier.
3. An expansion head processing die according to claim 1, wherein: and a cooling channel is arranged in the core column and is communicated with a cooling liquid inlet pipe and a cooling liquid outlet pipe which are assembled on the die carrier, so that cooling liquid is introduced into the core column.
4. An expansion head processing die according to claim 1, wherein: the die carrier includes back module, back module includes back template, ejecting push pedal, ejecting board group and bottom plate, wherein:
The ejection pushing plate is connected with the bottom plate through square iron;
the ejection plate group is arranged on the bottom plate and can be driven to eject and displace towards the die opening direction;
the ejection plate group is provided with an ejection column, and the ejection column penetrates through the ejection pushing plate to be connected with the rear template;
The rear core plate is connected with the rear template, and the ejection plate group is connected with the rear template through a connected ejection column to drive the rear core plate to eject and displace, so that the expansion head is separated from the core column.
5. An expansion head processing die as defined in claim 4, wherein: the top column is sleeved with a top column spring;
And two ends of the jack post spring are respectively abutted against the ejector plate group and the pushing button.
6. An expansion head processing die as defined in claim 4, wherein: the die carrier still includes the front mould group, the front mould group is including connecting gradually roof, thermal conductance board and front mould board, wherein:
A heating plate is arranged in the heat conduction plate, and a glue injection runner of the heating plate is communicated with the forming cavity;
the front template is provided with an outer core limiting block and an inner core limiting block which are linked with the front template;
the outer core limiting block is abutted against the outer core block, and the inner core limiting block is abutted against the inner core block.
7. An expansion head processing die as defined in claim 6, wherein: the die carrier is also provided with a die opening limiter.
8. An expansion head processing die as defined in claim 7, wherein: the die sinking limiter comprises a limiting seat, a die sinking connecting rod and an ejection connecting rod, wherein:
The limiting seat is connected with the rear template, the die opening connecting rod is connected with the front template, and the ejection connecting rod is connected with the ejection pushing plate;
The die opening connecting rod is parallel to the ejection connecting rod;
The die opening connecting rod passes through the limiting seat to be arranged;
the ejection connecting rod is clamped with the limiting seat.
9. An expansion head processing die according to claim 8, wherein: the die opening connecting rod is provided with a die opening convex block, and the die opening convex block can drive a limiting elastic block in the limiting seat to carry out sliding displacement, so that the ejection connecting rod and the limiting seat are separated.
10. An expansion head processing die according to claim 8, wherein: the ejection connecting rod is provided with an ejection lug which is clamped with the limiting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323453963.0U CN221392041U (en) | 2023-12-15 | 2023-12-15 | Expansion head processing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323453963.0U CN221392041U (en) | 2023-12-15 | 2023-12-15 | Expansion head processing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221392041U true CN221392041U (en) | 2024-07-23 |
Family
ID=91937851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323453963.0U Active CN221392041U (en) | 2023-12-15 | 2023-12-15 | Expansion head processing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221392041U (en) |
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2023
- 2023-12-15 CN CN202323453963.0U patent/CN221392041U/en active Active
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